Buggy code:
private UUIDFactory uuidFactory ; private String databaseDirectory ; private String backupPath ; private File backupRoot ; private String [ ] bfilelist ; public BaseDataFileFactory ( ) { } public boolean canSupport ( Properties startParams ) { } public void boot ( boolean create , Properties startParams ) throws StandardException { } public void stop ( ) { } public Cacheable newCacheable ( CacheManager cm ) { } public void createFinished ( ) throws StandardException { } public ContainerHandle openContainer ( RawTransaction t , ContainerKey containerId , LockingPolicy locking , int mode ) throws StandardException { } public RawContainerHandle openDroppedContainer ( RawTransaction t , ContainerKey containerId , LockingPolicy locking , int mode ) throws StandardException { } private RawContainerHandle openContainer ( RawTransaction t , ContainerKey identity , LockingPolicy locking , int mode , boolean droppedOK ) throws StandardException { } public long addContainer ( RawTransaction t , long segmentId , long input_containerid , int mode , Properties tableProperties , int temporaryFlag ) throws StandardException { } public long addAndLoadStreamContainer ( RawTransaction t , long segmentId , Properties tableProperties , RowSource rowSource ) throws StandardException { } public StreamContainerHandle openStreamContainer ( RawTransaction t , long segmentId , long containerId , boolean hold ) throws StandardException { } public void dropStreamContainer ( RawTransaction t , long segmentId , long containerId ) throws StandardException { } public void reCreateContainerForRedoRecovery ( RawTransaction t , long segmentId , long containerId , ByteArray containerInfo ) throws StandardException { } public void dropContainer ( RawTransaction t , ContainerKey ckey ) throws StandardException { } public void checkpoint ( ) throws StandardException { } public void idle ( ) throws StandardException { } public void setRawStoreFactory ( RawStoreFactory rsf , boolean create , Properties startParams ) throws StandardException { } public UUID getIdentifier ( ) { } public int reclaimSpace ( Serviceable work , ContextManager contextMgr ) throws StandardException { } public StandardException markCorrupt ( StandardException originalError ) { } public FileResource getFileHandler ( ) { } public void removeStubsOK ( ) { } public int getIntParameter ( String parameterName , Properties properties , int defaultValue , int minimumValue , int maximumValue ) { } CacheManager getContainerCache ( ) { } CacheManager getPageCache ( ) { } void flush ( LogInstant instant ) throws StandardException { } private void syncSideLog ( long bipLocation ) throws StandardException { } LogFactory getLogFactory ( ) { } RawStoreFactory getRawStoreFactory ( ) { } public String getRootDirectory ( ) { } Cacheable newContainerObject ( ) { } protected Cacheable newRAFContainer ( BaseDataFileFactory factory ) { } private void pageToDirty ( RawTransaction t , StoredPage page ) throws StandardException { } private PageActions getLoggablePageActions ( ) throws StandardException { } private AllocationActions getLoggableAllocationActions ( ) { } synchronized StorageFile getTempDirectory ( ) { } private synchronized void removeTempDirectory ( ) { } public StorageFile getContainerPath ( ContainerKey containerId , boolean stub ) { } private synchronized StorageFile getContainerPath ( ContainerKey containerId , boolean stub , int code ) { } public StorageFile getAlternateContainerPath ( ContainerKey containerId , boolean stub ) { } private synchronized void removeStubs ( ) { } public void stubFileToRemoveAfterCheckPoint ( StorageFile file , LogInstant logInstant , Object identity ) { } public void removeDroppedContainerFileStubs ( LogInstant redoLWM ) throws StandardException { } private synchronized long findMaxContainerId ( ) { } private void bootLogFactory ( boolean create , Properties startParams ) throws StandardException { } private boolean handleServiceType ( String type ) { } private void getJBMSLockOnDB ( UUID myUUID , UUIDFactory uuidFactory , String databaseDirectory ) throws StandardException { } private void privGetJBMSLockOnDB ( ) throws StandardException { } private void releaseJBMSLockOnDB ( ) { } private void privReleaseJBMSLockOnDB ( ) throws IOException { } private void logMsg ( String msg ) { } public final boolean databaseEncrypted ( ) { } public void setDatabaseEncrypted ( ) { } public int encrypt ( byte [ ] cleartext , int offset , int length , byte [ ] ciphertext , int outputOffset , boolean newEngine ) throws StandardException { } public int decrypt ( byte [ ] ciphertext , int offset , int length , byte [ ] cleartext , int outputOffset ) throws StandardException { } public void encryptAllContainers ( RawTransaction t ) throws StandardException { } public void removeOldVersionOfContainers ( boolean inRecovery ) throws StandardException { } private static String jarClassPath ( final Class cls ) { return ( ( String ) ( AccessController . doPrivileged ( new PrivilegedAction ( ) { public Object run ( ) { CodeSource cs = null ; try { cs = cls . getProtectionDomain ( ) . getCodeSource ( ) ; } catch ( SecurityException se ) { return se . getMessage ( ) ; } <START_BUG> if ( cs == null ) <END_BUG> return null ; URL result = cs . getLocation ( ) ; return result . toString ( ) ; } } ) ) ) ; } private static String buildJvmVersion ( ) { } public int getEncryptionBlockSize ( ) { } public String getVersionedName ( String name , long generationId ) { } public long getMaxContainerId ( ) throws StandardException { } synchronized long getNextId ( ) { } int random ( ) { } void fileToRemove ( StorageFile file , boolean remove ) { } public void postRecovery ( ) throws StandardException { } public void setupCacheCleaner ( DaemonService daemon ) { } public void freezePersistentStore ( ) throws StandardException { } public void unfreezePersistentStore ( ) { } public void writeInProgress ( ) throws StandardException { } public void writeFinished ( ) { } public void backupDataFiles ( Transaction rt , File backupDir ) throws StandardException { } synchronized String [ ] getContainerNames ( ) { } private void restoreDataDirectory ( String backupPath ) throws StandardException { } private void privRestoreDataDirectory ( ) throws StandardException { } public boolean isReadOnly ( ) { } public StorageFactory getStorageFactory ( ) { } public final Object run ( ) throws IOException , StandardException { } }

Fix:
if ( ( cs == null ) || ( ( cs . getLocation ( ) ) == null ) )